Geological and geomorphological conditions of landslide development in the Wisła source area of the Silesian Beskid mountains (Outer Carpathians, southern Poland)

IF 0.9 4区 地球科学 Q3 GEOLOGY
Rafał Sikora
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引用次数: 0

Abstract

The Silesian Beskid mountains (Outer Western Carpathians) are affected by landslides, many being large, of rocky character and with clearly visible relief. I provide a new morphostructural analysis of mountain relief and landslide development, based on detailed field mapping and spatial analysis of a digital terrain model based on LiDAR data. The index of landslide occurrence was calculated at 22.57%. The basic geometrical features of the landslides mapped may be related to the morphostructure of the study area. Factors influencing long and wide landslides include lithology, slopes relative to stratal orientation, and developmental trends, while wide landslides are of frontal type. Tectonic structures are important controls on landslide shape.

西里西亚-贝斯基德山脉(波兰南部外喀尔巴阡山脉)Wisła源区滑坡发育的地质地貌条件
西里西亚贝斯基德山脉(喀尔巴阡山脉外西部)受到山体滑坡的影响,许多山体滑坡很大,具有岩石特征,有清晰可见的浮雕。基于详细的野外测绘和基于激光雷达数据的数字地形模型的空间分析,我提供了一种新的山地起伏和滑坡发展的形态结构分析。计算得出滑坡发生指数为22.57%。所测滑坡的基本几何特征可能与研究区的地貌有关。影响长、宽滑坡的因素包括岩性、相对于地层方向的坡度和发展趋势,宽滑坡为锋面型。构造构造是滑坡形态的重要控制因素。
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来源期刊
Geological Quarterly
Geological Quarterly 地学-地质学
CiteScore
2.20
自引率
0.00%
发文量
19
审稿时长
>12 weeks
期刊介绍: The policy of the Geological Quarterly is to publish significant contributions of information and geological insight relevant to an international readership. The journal has been issued since 1957 at the Polish Geological Institute - National Research Institute and, at present, is the leading Earth sciences journal in Poland. All aspects of Earth and related sciences, and universal and broad regional rather than locally oriented topics are covered. The journal is intended to be an international forum for the exchange of information and ideas, particularly on important geological topics of Central Europe.
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